This is a book about prayer, about Christian prayer, about Christian contemplative or meditative prayer as a way of simply being in the loving presence of God. It begins with prayer as that natural sense of the divine, what has been known for centuries as the sensus divinitatis, that consciousness of the mystery of God that is in each of us from the time of our birth. There are many ways of praying, and they all tend toward contemplation or "mysticism."...